VOL-1891 - support adding labels on install

Change-Id: Iff41309926de67691a2642904d53356e15d2531f
diff --git a/voltha/templates/api-server.yaml b/voltha/templates/api-server.yaml
index 2168d9a..14fa964 100644
--- a/voltha/templates/api-server.yaml
+++ b/voltha/templates/api-server.yaml
@@ -33,6 +33,19 @@
 metadata:
   name: voltha-api-server
   serviceAccountName: {{ .Values.serviceaccount }}
+  {{- if or (hasKey .Values "extra_deployment_labels") (hasKey .Values "api_deployment_labels") }}
+  labels:
+    {{- if hasKey .Values "extra_deployment_labels" }}
+    {{- range $key, $val := .Values.extra_deployment_labels }}
+    {{ $key }}: {{ $val | quote }}
+    {{- end }}
+    {{- end }}
+    {{- if hasKey .Values "api_deployment_labels" }}
+    {{- range $key, $val := .Values.api_deployment_labels }}
+    {{ $key }}: {{ $val | quote }}
+    {{- end }}
+    {{- end }}
+  {{- end }}
 spec:
   replicas: {{ .Values.replicas.afrouter }}
   template:
@@ -45,6 +58,16 @@
         app.kubernetes.io/part-of: "voltha"
         app.kubernetes.io/managed-by: {{ quote .Release.Service }}
         helm.sh/chart: "{{ .Chart.Name }}-{{ .Chart.Version }}"
+        {{- if hasKey .Values "extra_pod_labels" }}
+        {{- range $key, $val := .Values.extra_pod_labels }}
+        {{ $key }}: {{ $val | quote }}
+        {{- end }}
+        {{- end }}
+        {{- if hasKey .Values "api_pod_labels" }}
+        {{- range $key, $val := .Values.api_pod_labels }}
+        {{ $key }}: {{ $val | quote }}
+        {{- end }}
+        {{- end }}
       annotations:
         cni: "calico"
     spec: